This two-output circuit was found in General Electric documentation from the 1990s. The circuit uses an NTC as a sensor and the control element is an SCR.
In the circuit of the figure we have the production of rectangular signals of frequencies up to...
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This circuit was found in old documentation, the transistor being the modern equivalent of BC548...